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Nikitich [7]
3 years ago
9

I need help with this math problem please

Mathematics
2 answers:
Gekata [30.6K]3 years ago
8 0

Answer:

C)  3(x+7)²

Step-by-step explanation:

MAVERICK [17]3 years ago
5 0

Answer:

A) (3x + 21)(x + 7)

Step-by-step explanation:

If we look at the equation we can see that it is a quadratic equation, therefore we can factor it in the following way...

3x^{2} + 42x + 147 = 3x^{2} + 21x + 21x + 147 = 3x(x + 7) + 21(x + 7) = (3x + 21)(x + 7)

Therefore the answer is A)

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Solve: |x+2|−1≥5. Write your solution in interval notation.
AlekseyPX

nswer:

Step-by-step explanat

|x+2| - 1 ≥ 5

  |x+2|  ≥ 5+1

 |x+2|  ≥ 6

 x+2 ≥ 6 hoặc x+2 ≤ -6

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3 years ago
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2 years ago
10x+36-38x-47 I don't understand this question i am so confused please explain i would be really thankful.
Lelechka [254]

-28x-11

Step-by-step explanation:

10x-38x=-28x

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8 0
3 years ago
What is the value of the x in this figure?
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There is multiple possibilities:

<span>1050 equals 1 times 1050

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8 0
3 years ago
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